\relax 
\citation{RFC2309}
\citation{Hollot2001}
\citation{Ryu2003}
\citation{LQR}
\citation{REM}
\citation{DRED}
\citation{Pole}
\citation{Blue}
\citation{ARED}
\citation{RED}
\citation{AVQ}
\citation{nonlinear}
\citation{large-delay}
\citation{PD-RED}
\citation{PD}
\citation{JSUN}
\citation{Green}
\citation{RAQM}
\citation{Rigators2008}
\citation{Suresh2008}
\citation{Theodoridis2010}
\citation{Coward2001}
\citation{Hariri2007}
\citation{sun-IFIP}
\citation{neuron_pid1}
\citation{neuron_pid4}
\bibcite{Ott1999}{1}
\bibcite{Aweya2001}{2}
\bibcite{Lin1997}{3}
\bibcite{Feng2001}{4}
\bibcite{Hollot2001}{5}
\bibcite{Ryu2003}{6}
\bibcite{Rigators2008}{7}
\bibcite{Suresh2008}{8}
\bibcite{Theodoridis2010}{9}
\bibcite{Coward2001}{10}
\bibcite{Hariri2007}{11}
\bibcite{Du2004}{12}
\bibcite{Zhang2000}{13}
\bibcite{LQR}{14}
\bibcite{REM}{15}
\bibcite{DRED}{16}
\bibcite{RFC2309}{17}
\bibcite{Pole}{18}
\bibcite{neuron_pid1}{19}
\bibcite{Blue}{20}
\bibcite{ARED}{21}
\bibcite{RED}{22}
\bibcite{PI}{23}
\bibcite{AVQ}{24}
\bibcite{leng}{25}
\bibcite{NS}{26}
\bibcite{nonlinear}{27}
\bibcite{large-delay}{28}
\bibcite{ros}{29}
\bibcite{PD-RED}{30}
\bibcite{PD}{31}
\bibcite{JSUN}{32}
\bibcite{sun-ITC}{33}
\bibcite{sun-IFIP}{34}
\bibcite{Green}{35}
\bibcite{RAQM}{36}
\bibcite{QoS}{37}
\bibcite{neuron_pid4}{38}
